Ronald G. Chambers, M.D.
Family Medicine Physician · Shasta Lake, CA
Ronald G. Chambers, M.D. is a family medicine physician with a practice address in Shasta Lake, California, and NPI 1215920319, issued on Aug 24, 2005. Check the license (California G27170, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ronald Chambers
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- G27170 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4174 Ashby CT, Shasta Lake, CA 96019
- Phone
- (530) 275-3094
- Enumerated
- Aug 24, 2005
- Record last updated
- Mar 7, 2023
- Fax
- (530) 275-0803
- Medicaid IDs
- 1861616567 CA
00G271700 CA - Entity
- Type 1 · individual
Verify Ronald Chambers in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G27170Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
39 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
3 family medicine physician records list a practice address in Shasta Lake
They are 3 of the 50 NPPES records with a practice address in Shasta Lake, and 17,133 family medicine physician records in California.
All 3 in Shasta Lake → All 17,133 in California → Every provider in Shasta Lake →
Other family medicine physician records in California
- Omer Aba-Omer, MDSanta Monica, CA1649702093
- Michelle Ababa, MDWilmington, CA1710922513
- Anna Tzeitel Abalos, MDRoseville, CA1720200017
- Adan Abarca, MDAnaheim, CA1760553689
- Vanessa Abarca, DOVentura, CA1952040859
- Lorraine Abate, M.D.Sacramento, CA1104840008
- Robert Abatecola, MDCastro Valley, CA1669551719
- Romeo Abaya, M.D.Cottonwood, CA1598053506
- Effiem Abbah, MD, MPHSan Francisco, CA1821185133
- Khuzeman Abbasi, MDSanta Rosa, CA1841979952
Common questions
What is Ronald G. Chambers, M.D.'s NPI number?
Ronald G. Chambers, M.D.'s National Provider Identifier (NPI) is 1215920319, issued on Aug 24, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ronald G. Chambers, M.D. located?
The NPPES record lists a practice address at 4174 Ashby CT, Shasta Lake, CA, 96019. Phone: (530) 275-3094. Providers update this record themselves, so call before visiting.
How can I verify Ronald G. Chambers, M.D.'s license?
NPPES lists California license number G27170, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ronald G. Chambers, M.D. prescribe under Medicare Part D?
In 2024, Ronald G. Chambers, M.D. had 39 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.